michael bloomberg says superstorm sandy has helped him make up his mind. rally inent obama's colorado in 2008, a young adoring crowd. >> are you fired up? [cheers] >> the placards or different, but the change is still on the agenda. it is just that change takes time, he says. >> you know where i stand and you know i'm willing to make tough decisions even when they are not politically convenient. [cheers and applause] >> the looked like he was enjoying himself, which was not always the case in this campaign. people wondered after he still had a fight in him, after his first debate. he also had good reason to smile. the unexpected backing of new york mayor michael bloomberg, out from managing the city's response to hurricane sandy to endorse president obama. he was not un critical of the president, but he link to the hurricane to climate change and said that the storm has brought tuesday's election into focus. he says president obama has taken major steps to reduce oour and consumption over the past four years. now, mitt romney has a history of tackling clim